# WBTRecvUserDataCallback

## C Specification

      #include <nitro/wbt.h>

      typedef	struct
      {
      	u8 data[WBT_SIZE_USER_DATA];
      	u8 size;
      	u8 padd[3];
      } WBTRecvUserDataCallback;

## Description

The structure passed by the callback when data is received from the communication destination with the `WBT_PutUserData` function.

## Members

The details of each member are as follows.

Member | Meaning
`data` | Any user-defined data.
`size` | The receive size.

## See Also

None.

## Revision History

09/21/2004 Initial version